A:公民自愿向寺庙捐赠钱物
B:穆斯林教徒前往麦加朝觐
C:学生参加圣诞节庆祝活动
D:父母强制未成年子女信教
甲状腺激素在幼年期分泌不足会引起 ( )
—It's difficult for me ________ there are few new words in it.